Intercostals - Study guides, Revision notes & Summaries

Venous blood returning from systemic circulation first enters the ___, proceeds to the ____, loses ___and gains ____ in the lungs, and then returns to the heart via the ____. a) right atrium, right ventricle, pulmonary artery, CO2, O2, pulmonary veins. b) Left atrium, left ventricle, pulmonary artery, CO2, O2, aorta c)Right atrium, right ventricle, pulmonary artery, O2, CO2, pulmonary veins d) Left atrium, right ventricle, pulmonary veins, O2, CO2, aorta - Answer-A. Right atrium, right ven...

BIO 2300 Unit 4 Exam with Complete Solutions the tip of the xiphoid process is the clinical marker for superior liver surface apex of heart central tendon of diaphragm sternal body forms joints with these structures costal cartilages of ribs 2-5 what's in the costal groove intercostal vein, artery & nerve all ribs form a joint posteriorly with vertebral body tubercle of a rib forms a joint here transverse process rib 9 forms 3 joints. Where? T8 T9 & transverse process ...

Bio 2300 Unit 4 Exam Latest Update Graded A+ This opening posterior to (but not an actual part of) the respiratory diaphragm. aortic hiatus These muscles lie directly under the parietal pleura and therefore can be clearly seen on an internal view of the thoracic cavity. innermost intercostals These muscles have a posterior membrane and therefore are clearly seen near the sternum. internal intercostals The esophagus passes through the: esophageal hiatus Which ribs a are true r...

diaphragm function Correct Answer-creates more volume in thoracic cavity external intercostals function Correct Answer-lifts rib cage levatores costarum function Correct Answer-lifts rib cage serratus posterior superior function Correct Answer-lifts upper ribs sternocleidomastoid function Correct Answer-lifts rib cage scalenes function Correct Answer-stabilizes neck pectoralis major function Correct Answer-lifts rib cage pectoralis minor function Correct Answer-pulls ribs ou...

This opening posterior to (but not an actual part of) the respiratory diaphragm. : aortic hiatus These muscles lie directly under the parietal pleura and therefore can be clearly seen on an internal view of the thoracic cavity. : innermost intercostals These muscles have a posterior membrane and therefore are clearly seen near the sternum. : internal intercostals The esophagus passes through the: : esophageal hiatus Which ribs a are true ribs? : 1-7 which ribs are vertebrochondral ri...

Thoracic Wall - These are Muscles of the Rib Cage External Intercostals - Slant Downward and Forward Between Ribs Internal Intercostals - Slant Downward and Outward. Depress Ribs when You Forcefully Breathe Out External Oblique - Slants Same Direction as External Intercostals Inguinal Ligament - The Thick Inferior Edge of the EO Aponeurosis. An Important Land-mark in the "Groin" Internal Oblique - Slants Same Direction as Internal Intercostal. Under the External Oblique Trans...

Final Exam: BIOS 255 / BIOS255 (2024/ 2025 Update) Anatomy and Physiology III Review with Questions and Verified Answers| 100% Correct| Grade A -Chamberlain Q: type of defense mechanism that prevents viral dna replication Answer: interferon innate immunity 10. what are compliment proteins Answer: plasma proteins that can be activated directly by pathogens or indirectly by pathogen-bound antibody Q: interferons Answer: T cells, natural defenses. Interferes with viral repli...

Core Concepts Exam 3 Inadequate oxygen in the blood hypoxemia Inadequate tissue oxygenation hypoxia ___ are invasive & the most accurate direct measure of oxygen and carbon dioxide exchange and the acid-base balances in the blood arterial blood gasses Normal pH level 7.35-7.45 PaO2 level 75-100 PaCO2 level 35-45 HCO3 level 24-28 Noninvasive measure of oxygen saturation of the blood pulse oxometry The complete act of oxygenating the body; breathing...

BIOL 235 final Exam LATEST EXAM REAL EXAM 300 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|AGRADE SET 1 Venous blood returning from systemic circulation first enters the ___, proceeds to the ____, loses ___and gains ____ in the lungs, and then returns to the heart via the ____. a) right atrium, right ventricle, pulmonary artery, CO2, O2, pulmonary veins. b) Left atrium, left ventricle, pulmonary artery, CO2, O2, aorta c)Right atrium, right ventricle, pulmonary artery, O2, CO2, ...

BIO 224 GI Exam - Questions with Verified Answers The muscles of inspiration include the ______. Select all that apply. scalenes diaphragm external intercostals pectoralis minor Match the muscles with the correct role in ventilation. External intercostals = Inhalation Internal intercostals = Exhalation Indicate the events that occur with inspiration. Diaphragm contracts; thoracic cavity expands; intra-alveolar pressure drops; air flows into lungs Ventilation can be defined as the ______. movem...